Career
Knold began his career with Västra Frölunda, playing for them at junior and under-20 level In 2004, Knold joined the Iserlohn Roosters of the Deutsche Eishockey Liga. In 2007, he signed for the Herning Blue Fox in the Oddset Ligaen in Denmark for one season but was unable to play due to injury.
Knold also played for the Norwegian national ice hockey team in eight World Championships.